Your symptoms appear like it is a case of Seizure disorder/ post stroke epilepsy. It was controlled with leviteracetam previously.
Cause should be identified. Leviteracetam controls seizures only. It is just a symptomatic treatment. Cause of the seizure should be identified by MRI, eeg etc
Levipil is usually taken for 2 years before tappering if organic pesion os present
Next Steps
Ki dly contact me via practo for further evaluation and treatment